<template>
    <div>
         <!-- 面包屑导航 -->
      <el-breadcrumb separator-class="el-icon-arrow-right">
        <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        <el-breadcrumb-item>商品数据</el-breadcrumb-item>
      </el-breadcrumb>
      <!-- 卡片式图区域 -->
       <el-card>
           <!-- 搜索文本框 -->
         <el-row>
            <el-col :span="8">
             <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
                <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
            </el-input>
            </el-col>
            <!-- 添加文本框 -->
               <el-col :span="15">
                 <el-button class="searchGoods" type="primary" @click="goAddpage">添加商品</el-button>
               </el-col>
           </el-row>
        <!-- table 表格区域 -->
       <el-table :data="goodslist" border stripe>
           <el-table-column type="index"></el-table-column>
           <el-table-column label="商品名称" prop="goods_name" ></el-table-column>
           <el-table-column label="商品价格(元)" prop="goods_price" width="80px"></el-table-column>
           <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
           <el-table-column label="添加时间" prop="add_time" width="95px">
               <template slot-scope="scope" >
                   {{scope.row.add_time | dataFormat}}
               </template>
           </el-table-column>
           <el-table-column label="操作" width="130px">
               <template slot-scope="scope">
                <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
               <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
                </template>
           </el-table-column>
          
       </el-table>
       <!-- 页码区域 -->
       <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[3, 5, 10, 15]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total">
    </el-pagination>
       </el-card>
       
    </div>
</template>

<script>
export default {
    data(){
        return {
            // 商品列表数据
            queryInfo:{ 
                query:'',
                pagenum:1,
                pagesize:10

            },
            // 商品列表
            goodslist:[],
            // 总数据条数
            total:0
        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
        // 获取商品列表
        async getGoodsList(){
          const {data:res}= await this.$http.get('goods',{params:this.queryInfo})
          if(res.meta.status!==200){
              return this.$message.error('获取数据列表失败!')
          }
          this.$message.success('获取数据列表成功!')
          this.goodslist=res.data.goods
          this.total=res.data.total
        },
        handleSizeChange(newSize){
            this.queryInfo.pagesize=newSize
            this.getGoodsList()
            
        },
        handleCurrentChange(newPage){
            this.queryInfo.pagenum=newPage
            this.getGoodsList()

        }, 

        async removeById(id){ 
           const confirmResult= await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err=>err)
                if(confirmResult !=='confirm'){
                     return this.$message.info('取消了删除商品')
                }
                const {data:res}= await this.$http.delete(`goods/${id}`)
                if(res.meta.status!==200){
                    return this.$message.error('删除商品失败')
           }
           this.$message.success('删除商品成功!')
           this.getGoodsList()
           
    },
    goAddpage(){
        this.$router.push('/goods/add')
    }
    }
    
}
</script>

<style lang="less" scoped>
 .searchGoods {
     margin-left: 15px;
 }
</style>